Soap dispenser



FIG. 1 is a perspective view of a soap dispenser showing my new design;

FIG. 2 is a front view thereof, the rear view being a mirror image;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof; and,

FIG. 5 is a top view thereof.

The bottom view forms no part of the claimed design. 

The ornamental design for a soap dispenser, as shown and described. 